Earthquake Hazards

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Date published: February 16, 2018

One of the first Black USGS geophysicists, pioneers subsurface research

Early in his college career, U.S. Geological Survey geophysicist Rufus Catchings became drawn to the mysteries that lie beneath the earth’s surface — and was determined to understand them. 

Date published: January 24, 2018

Alaska Earthquake Rattles Florida’s Groundwater Plumbing

At 12:32 am Alaska time on January 23, 2018, a magnitude 7.9 earthquake shook Alaska residents out of their beds and set off fears of a tsunami all down the West Coast. Fortunately, the tsunami was only a few inches in height, but within an hour of the earthquake in Alaska, waves of a different sort were hitting far away in Florida. 

Date published: January 23, 2018

ShakeAlert: The Path to West Coast Earthquake Early Warning: How a Few Seconds Can Save Lives and Property — Public Lecture

News reporters are invited to attend an illustrated public lecture to learn how U.S. Geological Survey scientists and partners are developing ShakeAlert. The ShakeAlert earthquake early warning system will begin limited operations this year. Alerts could save lives and properties but several challenges remain. With millions at risk, why isn't full public alerting happening yet?

Date published: January 23, 2018

Magnitude 7.9 Earthquake Gulf of Alaska

The USGS has up-to-date details on the January 23, 2018 event.

Date published: January 18, 2018

USGS Scientist Mobilizes with Recon Team to Learn from Mexico's Earthquake Early Warning System

USGS seismologist Elizabeth Cochran studied the performance of Mexico City’s earthquake early warning system,  during devastating Sept. 19, 2017 event

 

Date published: November 30, 2017

Magnitude 4.1 Earthquake near Dover, Delaware

The USGS has up-to-date details on the November 30, 2017 event.

Date published: November 12, 2017

Magnitude 7.3 Earthquake Iran/Iraq Border

The USGS has up-to-date details on the November 12, 2017 event.

Date published: October 18, 2017

Are You Ready to ShakeOut on October 19?

Do you know what to do the moment the ground starts shaking? Drop, Cover, and Hold On!

Date published: September 18, 2017

USGS Teams Up with Jackson Hole Mountain Resort to Research Teton Fault

Just after Labor Day, U.S. Geological Survey field crews began digging a trench within the Jackson Hole Mountain Resort ski area, on the lower reaches of Buffalo Bowl. 

Date published: September 8, 2017

Magnitude 8.2 Earthquake in Mexico

A magnitude 8.2 earthquake struck offshore Chiapas, Mexico on September 7, 2017 at 11:49 local time (September 8 at 04:49UTC).

 

Date published: August 14, 2017

USGS Awards $4.9 Million to Advance the ShakeAlert Earthquake Early Warning System on West Coast

The U.S. Geological Survey awarded approximately $4.9 million this week to six universities and a university-governed non-profit, to support transitioning the west coast “ShakeAlert” earthquake early warning system into a production system.

Date published: August 11, 2017

MEDIA ADVISORY: Upcoming Low-Level Flights in Oklahoma to Image Unmapped Faults and Underground Geology

Editor:  In the public interest and in accordance with Federal Aviation Administration regulations, the USGS is announcing this low-level airborne project.  Your assistance in informing the local communities is appreciated.